[
https://issues.apache.org/jira/browse/NETBEANS-3498?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Eric Barboni resolved NETBEANS-3498.
------------------------------------
Resolution: Fixed
merge PR
> Cannot add unimplemented methods to anonymous innerclasses
> ----------------------------------------------------------
>
> Key: NETBEANS-3498
> URL: https://issues.apache.org/jira/browse/NETBEANS-3498
> Project: NetBeans
> Issue Type: Bug
> Components: java - Source
> Affects Versions: 11.2
> Reporter: Jan Lahoda
> Assignee: Jan Lahoda
> Priority: Major
> Labels: pull-request-available
> Fix For: 11.3
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Consider code like this:
> ---
> public class Test2 {
> public static void main(String[] args) {
> Comparator<String> c = new Comparator<String>() {
> };
> }
>
> }
> ----
>
> There is a method missing in the anonymous class, but an attempt to add it
> using the error fix leads to:
> ---
> java.lang.NullPointerException
> at
> org.netbeans.api.java.source.ElementUtilities.findUnimplementedMethods(ElementUtilities.java:904)
> at
> org.netbeans.api.java.source.ElementUtilities.findUnimplementedMethods(ElementUtilities.java:665)
> at
> org.netbeans.modules.java.editor.codegen.ImplementOverrideMethodGenerator.getImplementDescriptions(ImplementOverrideMethodGenerator.java:218)
> at
> org.netbeans.modules.java.editor.codegen.ImplementOverrideMethodGenerator.selectMethodsToImplement(ImplementOverrideMethodGenerator.java:145)
> at
> org.netbeans.modules.java.hints.errors.ImplementAllAbstractMethods$ImplementFixBase$1.run(ImplementAllAbstractMethods.java:320)
> at
> org.netbeans.modules.java.hints.errors.ImplementAllAbstractMethods$ImplementFixBase$1.run(ImplementAllAbstractMethods.java:316)
> at org.netbeans.api.java.source.JavaSource$MultiTask.run(JavaSource.java:502)
> at
> org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:586)
> at
> org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:130)
> at
> org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:114)
> at
> org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:181)
> at
> org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:178)
> at
> org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:153)
> at
> org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:335)
> at
> org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:118)
> at
> org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:67)
> at
> org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:178)
> at
> org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:81)
> at
> org.netbeans.api.java.source.JavaSource.runUserActionTaskImpl(JavaSource.java:452)
> at
> org.netbeans.api.java.source.JavaSource.runUserActionTask(JavaSource.java:423)
> at
> org.netbeans.modules.java.hints.errors.ImplementAllAbstractMethods$ImplementFixBase.implement(ImplementAllAbstractMethods.java:316)
> [catch] at org.netbeans.modules.editor.hints.HintsUI$1.run(HintsUI.java:810)
> at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
> at
> org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
> at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
> at
> org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
> ---
>
> Originally reported here:
> [http://mail-archives.apache.org/mod_mbox/netbeans-users/201911.mbox/%3C2971b37b-5471-2ec8-f52d-28ac2b3e6165%40univ-cotedazur.fr%3E]
>
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